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DE69924208D1 - Verfahren zur Herstellung eines hydrophilen Polymer - Google Patents

Verfahren zur Herstellung eines hydrophilen Polymer

Info

Publication number
DE69924208D1
DE69924208D1 DE69924208T DE69924208T DE69924208D1 DE 69924208 D1 DE69924208 D1 DE 69924208D1 DE 69924208 T DE69924208 T DE 69924208T DE 69924208 T DE69924208 T DE 69924208T DE 69924208 D1 DE69924208 D1 DE 69924208D1
Authority
DE
Germany
Prior art keywords
preparation
hydrophilic polymer
hydrophilic
polymer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69924208T
Other languages
English (en)
Other versions
DE69924208T2 (de
Inventor
Yorimichi Dairoku
Koji Miyake
Yasuhiro Fujita
Yoshio Irie
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34362519&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69924208(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE69924208D1 publication Critical patent/DE69924208D1/de
Publication of DE69924208T2 publication Critical patent/DE69924208T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/001—Removal of residual monomers by physical means
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/008—Treatment of solid polymer wetted by water or organic solvents, e.g. coagulum, filter cakes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE69924208T 1998-11-18 1999-11-12 Verfahren zur Herstellung eines hydrophilen Polymer Expired - Lifetime DE69924208T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP32823698 1998-11-18
JP32823698 1998-11-18

Publications (2)

Publication Number Publication Date
DE69924208D1 true DE69924208D1 (de) 2005-04-21
DE69924208T2 DE69924208T2 (de) 2006-03-23

Family

ID=34362519

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69924208T Expired - Lifetime DE69924208T2 (de) 1998-11-18 1999-11-12 Verfahren zur Herstellung eines hydrophilen Polymer

Country Status (3)

Country Link
US (1) US6207796B1 (de)
EP (1) EP1002806B1 (de)
DE (1) DE69924208T2 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1130045B2 (de) 2000-02-29 2015-10-28 Nippon Shokubai Co., Ltd. Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers
DE10041395A1 (de) * 2000-08-23 2002-03-07 Stockhausen Chem Fab Gmbh Polymerdispersionen zur Feuerverhütung und -bekämpfung mit verbesserter Umweltverträglichkeit
WO2002066543A1 (en) * 2001-02-16 2002-08-29 Genzyme Corporation Method of drying a material having a cohesive phase
DE10118020A1 (de) 2001-04-10 2002-10-17 Stockhausen Chem Fab Gmbh Löschwasser-Additive
US6875511B2 (en) * 2002-05-30 2005-04-05 Nippon Shokubai Co., Ltd. Production process for particulate water-absorbent resin
DE102005014291A1 (de) 2005-03-24 2006-09-28 Basf Ag Verfahren zur Herstellung wasserabsorbierender Polymere
TW200712114A (en) * 2005-09-30 2007-04-01 Nippon Catalytic Chem Ind Method for manufacturing particulate water-absorbing agent and particulate water-absorbing agent
JP5167263B2 (ja) * 2006-09-19 2013-03-21 ビーエーエスエフ ソシエタス・ヨーロピア 中和度の低い、色安定性の吸水性ポリマー粒子の製造方法
US8697779B2 (en) 2007-02-06 2014-04-15 Basf Se Method for producing water-absorbent polymer particles by the polymerization of droplets of a monomer solution
SA08290542B1 (ar) * 2007-08-28 2012-11-14 نيبون شوكوباي كو. ، ليمتد طريقة لإنتاج راتنج ماص للماء
CN102414160B (zh) 2009-05-15 2014-06-04 株式会社日本触媒 制备(甲基)丙烯酸的方法和结晶系统
JP5580812B2 (ja) 2009-05-15 2014-08-27 株式会社日本触媒 （メタ）アクリル酸の製造方法
JP5580813B2 (ja) 2009-05-15 2014-08-27 株式会社日本触媒 （メタ）アクリル酸の製造方法
US8809475B2 (en) 2009-08-28 2014-08-19 Nippon Shokubai, Co., Ltd. Production method for water-absorbent resin
TWI483996B (zh) * 2009-12-08 2015-05-11 Novartis Ag 具有共價貼合塗層之聚矽氧水凝膠鏡片
JP5514841B2 (ja) 2010-01-20 2014-06-04 株式会社日本触媒 吸水性樹脂の製造方法
US9321855B2 (en) 2010-01-20 2016-04-26 Nippon Shokubai Co., Ltd. Method for producing water absorbent resin
JP5605855B2 (ja) 2010-02-10 2014-10-15 株式会社日本触媒 吸水性樹脂粉末の製造方法
CN102791774B (zh) 2010-03-08 2016-06-29 株式会社日本触媒 颗粒状含水凝胶状交联聚合物的干燥方法
WO2011111856A1 (ja) 2010-03-12 2011-09-15 株式会社日本触媒 吸水性樹脂の製造方法
JP5616437B2 (ja) 2010-04-27 2014-10-29 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂粉末の製造方法
EP2638878B1 (de) 2010-07-30 2019-10-23 Novartis AG Silikon-hydrogel-linsen mit wasserreichen oberflächen
CN104871036B (zh) 2012-12-17 2019-12-10 诺华股份有限公司 制备改进的uv吸收性眼用透镜的方法
HUE038809T2 (hu) 2013-12-17 2018-11-28 Novartis Ag Térhálósított hidrofíl bevonattal ellátott szilikon hidrogél lencse
WO2016032926A1 (en) 2014-08-26 2016-03-03 Novartis Ag Method for applying stable coating on silicone hydrogel contact lenses
DE102015202692A1 (de) * 2015-02-13 2016-08-18 Universität Rostock Verfahren zur Herstellung eines vernetzten Polymerisats aus einer Vinylimidazolium-Verbindung
WO2017103793A1 (en) 2015-12-15 2017-06-22 Novartis Ag Method for applying stable coating on silicone hydrogel contact lenses
MX2020006077A (es) 2017-12-13 2020-08-24 Alcon Inc Lentes de contacto con gradiente acuoso desechables semanal y mensualmente.
EP3753976B1 (de) * 2018-11-13 2023-08-30 Lg Chem, Ltd. Verfahren zur herstellung eines stark absorbierenden polymers
EP3910004A4 (de) 2019-01-11 2022-10-12 Nippon Shokubai Co., Ltd. Wasserabsorbens mit wasserabsorbierendem harz als hauptbestandteil und verfahren zur herstellung davon
EP4408901A1 (de) 2021-09-27 2024-08-07 Basf Se Verfahren zur herstellung von superabsorberpartikeln

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6426606A (en) 1987-03-30 1989-01-27 Japan Synthetic Rubber Co Ltd Production of acid-modified hexene-1 polymer
US4920202A (en) 1987-04-30 1990-04-24 Nippon Shokubai Kagaku Kogyo Co., Ltd. Method for production of hydrophilic polymer from hydrated gel polymer
DE3926169A1 (de) 1989-08-08 1991-02-14 Basf Ag Verfahren zur verbesserung der wasseraufnahmekapazitaet von vernetzten, wasserquellbaren polymeren
US5075344A (en) 1991-05-20 1991-12-24 The Dow Chemical Company Process for producing a superabsorbent polymer
JPH05310806A (ja) 1992-05-08 1993-11-22 Nippon Shokubai Co Ltd 親水性重合体の製造方法
DE69317636T2 (de) 1992-12-25 1998-11-12 Nippon Catalytic Chem Ind Absorber und Methode zur Herstellung eines absorbierenden Harzes

Also Published As

Publication number Publication date
US6207796B1 (en) 2001-03-27
EP1002806B1 (de) 2005-03-16
DE69924208T2 (de) 2006-03-23
EP1002806A1 (de) 2000-05-24

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Legal Events

Date Code Title Description
8363 Opposition against the patent